Home / 447,554.64-671,331.12-132,233.04

Finding the Fourth Proportional to 447,554.64, 671,331.12 and 132,233.04

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Solution

The fourth proportional to 447,554.64, 671,331.12 and 132,233.04 is: 198,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,554.64 : 671,331.12 = 132,233.04 : x
  2. Step 2: Convert to fraction form
    447,554.64/671,331.12 = 132,233.04/x
  3. Step 3: Cross multiply
    447,554.64x = 671,331.12 × 132,233.04
  4. Step 4: Simplify right side
    447,554.64x = 88,772,154,844.20
  5. Step 5: Solve for x
    x = 88,772,154,844.20/447,554.64
  6. Step 6: Final answer
    x = 198,349.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.